Migrate Mac Music Libraries

I have a 2012 MacBook Pro packed with orchestral and synth libraries—Spitfire, Arturia, Native Instruments, and smaller collections. They need to live on a fast external SSD and be fully operational on my new MBP M1 running “Tahoa 26.5.1”... (Budget: £20 - £250 GBP, Jobs: Ableton, Apple Logic Pro, Audio Engineering, Mac OS, Music, Music Production, Objective C, Technical Support)